From owner-cvs-all@FreeBSD.ORG Fri Dec 30 13:29:52 2005 Return-Path: X-Original-To: cvs-all@freebsd.org Delivered-To: cvs-all@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 2252316A422; Fri, 30 Dec 2005 13:29:52 +0000 (GMT) (envelope-from jhb@freebsd.org) Received: from speedfactory.net (mail6.speedfactory.net [66.23.216.219]) by mx1.FreeBSD.org (Postfix) with ESMTP id 68A8643D5C; Fri, 30 Dec 2005 13:29:50 +0000 (GMT) (envelope-from jhb@freebsd.org) Received: from server.baldwin.cx (unverified [66.23.211.162]) by speedfactory.net (SurgeMail 3.5b3) with ESMTP id 4870822 for multiple; Fri, 30 Dec 2005 08:27:50 -0500 Received: from zion.baldwin.cx (zion.baldwin.cx [192.168.0.7]) (authenticated bits=0) by server.baldwin.cx (8.13.4/8.13.4) with ESMTP id jBUDTmaW048733; Fri, 30 Dec 2005 08:29:48 -0500 (EST) (envelope-from jhb@freebsd.org) From: John Baldwin To: Pawel Jakub Dawidek Date: Fri, 30 Dec 2005 08:15:56 -0500 User-Agent: KMail/1.8.3 References: <200512301145.jBUBj7fW043290@repoman.freebsd.org> In-Reply-To: <200512301145.jBUBj7fW043290@repoman.freebsd.org> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-15" Content-Transfer-Encoding: quoted-printable Content-Disposition: inline Message-Id: <200512300815.57417.jhb@freebsd.org> X-Virus-Scanned: ClamAV 0.87.1/1219/Wed Dec 28 17:57:59 2005 on server.baldwin.cx X-Virus-Status: Clean X-Spam-Status: No, score=-1.4 required=4.2 tests=ALL_TRUSTED autolearn=failed version=3.1.0 X-Spam-Checker-Version: SpamAssassin 3.1.0 (2005-09-13) on server.baldwin.cx X-Server: High Performance Mail Server - http://surgemail.com r=1653887525 Cc: cvs-src@freebsd.org, src-committers@freebsd.org, cvs-all@freebsd.org Subject: Re: cvs commit: src/sys/kern kern_malloc.c src/sys/sys malloc.h src/sys/vm memguard.c memguard.h X-BeenThere: cvs-all@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: CVS commit messages for the entire tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 30 Dec 2005 13:29:52 -0000 On Friday 30 December 2005 06:45 am, Pawel Jakub Dawidek wrote: > pjd 2005-12-30 11:45:07 UTC > > FreeBSD src repository > > Modified files: > sys/kern kern_malloc.c > sys/sys malloc.h > sys/vm memguard.c memguard.h > Log: > Improve memguard a bit: > - Provide tunable vm.memguard.desc, so one can specify memory type > without changing the code and recompiling the kernel. > - Allow to use memguard for kernel modules by providing sysctl > vm.memguard.desc, which can be changed to short description of memory > type before module is loaded. You don't actually need a sysctl for this case. You can use kenv to set a= =20 tunable after boot but before loading the module to achieve the same purpos= e. =20 E.g. 'kenv vm.memguard.desc=3DFOO' will work and TUNABLE_FETCH will find i= t=20 during a subsequent kldload. Just FYI. =2D-=20 John Baldwin =A0<>< =A0http://www.FreeBSD.org/~jhb/ "Power Users Use the Power to Serve" =A0=3D =A0http://www.FreeBSD.org